Finding the Fourth Proportional to 109,538.68, 151,162.22 and 61,807.56

Step by Step Solution

1. Step 1: Write the proportion equation
   109,538.68 : 151,162.22 = 61,807.56 : x
2. Step 2: Convert to fraction form
   109,538.68/151,162.22 = 61,807.56/x
3. Step 3: Cross multiply
   109,538.68x = 151,162.22 × 61,807.56
4. Step 4: Simplify right side
   109,538.68x = 9,342,967,982.38
5. Step 5: Solve for x
   x = 9,342,967,982.38/109,538.68
6. Step 6: Final answer
   x = 85,293.78